12618970580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8886599}}^1$

素因数の和:8886679

約数の個数: 24

約数和(自身を含む): 26873078400

約数和(自身を除く): 14254107820

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8886599, 17773198, 35546396, 44432995, 88865990, 177731980, 630948529, 1261897058, 2523794116, 3154742645, 6309485290, 12618970580]

約数ペア:

[(1, 12618970580), (2, 6309485290), (4, 3154742645), (5, 2523794116), (10, 1261897058), (20, 630948529), (71, 177731980), (142, 88865990), (284, 44432995), (355, 35546396), (710, 17773198), (1420, 8886599)]